Sports reporter Mike (Gregory Peck) and clothes designer Marilla (Lauren Bacall) meet and fall in love while on vacation. They marry on a whim, only to come to the shocking realization that they have very little in common. Mike is a blue-collar sports fanatic. Marilla is a high-society fashion diva. But when Mike writes a tell-all piece about a boxing promoter (Edward Platt) with mob ties, they have to overcome their differences to save both their relationship and Mike's life.